Initial commit: AI chat assistant with workflow chat, workspace, and profile tabs

Co-Authored-By: Claude <noreply@anthropic.com>

constants/index.uts

@@ -0,0 +1,65 @@
+/**
+ * AI Chat Assistant — Constants
+ */
+
+import type { WorkflowDef } from '@/types/index'
+
+// Workflow definitions
+export const WORKFLOWS: WorkflowDef[] = [
+  {
+    id: 'general',
+    name: '通用对话',
+    icon: '💬',
+    description: '自由提问，获取AI智能回答',
+    color: '#6c5ce7',
+  },
+  {
+    id: 'code',
+    name: '代码助手',
+    icon: '💻',
+    description: '编程问题解答、代码生成与调试',
+    color: '#00b894',
+  },
+  {
+    id: 'document',
+    name: '文档写作',
+    icon: '📝',
+    description: '文章撰写、润色与总结',
+    color: '#fdcb6e',
+  },
+  {
+    id: 'data',
+    name: '数据分析',
+    icon: '📊',
+    description: '数据处理、图表解读与洞察分析',
+    color: '#e17055',
+  },
+  {
+    id: 'creative',
+    name: '创意生成',
+    icon: '✨',
+    description: '头脑风暴、创意点子与方案策划',
+    color: '#a29bfe',
+  },
+]
+
+// Storage keys
+export const STORAGE_KEYS = {
+  CONVERSATIONS: 'asst_conversations',
+  WORKSPACE: 'asst_workspace',
+  ACTIVE_CONVERSATION_ID: 'asst_active_conv_id',
+  ACTIVE_WORKFLOW_ID: 'asst_workflow_id',
+} as const
+
+// App settings
+export const MOCK_AI_DELAY_MS = 1500
+export const MAX_INPUT_LENGTH = 2000
+export const APP_NAME = 'AI助手'
+export const APP_SUBTITLE = '智能工作助手'
+
+// Generate a simple unique ID
+export function generateId(): string {
+  const timestamp = Date.now().toString(36)
+  const random = Math.floor(Math.random() * 100000).toString(36)
+  return `${timestamp}${random}`
+}